public void Test_to_rankine_generic_from_rankine_returns_same_value()
        {
            // Arrange.
            var input = new RankineInt(862);

            // Act.
            var result = input.To <Rankine>();

            // Assert.
            result.Should().Be(input.Temperature);
        }
        public void Test_to_kelvin_generic_from_rankine_returns_correct_value()
        {
            // Arrange.
            const int expected = 479;
            var       input    = new RankineInt(862);

            // Act.
            var result = input.To <Kelvin>();

            // Assert.
            result.Should().Be(expected);
        }
        public void Test_to_fahrenheit_generic_from_rankine_returns_correct_value()
        {
            // Arrange.
            const int expected = -186;
            var       input    = new RankineInt(274);

            // Act.
            var result = input.To <Fahrenheit>();

            // Assert.
            result.Should().Be(expected);
        }